
Installation Guide
15
Troubleshooting
If the PSU does not function as expected:
■ check that all cable connections are correct and secure.
■ check that the standby switch has been pressed and is in the On position
(DC models).
■ check that the PSU is receiving the correct AC voltage (AC models).
■ if LEDs indicate a PSU fault, replace the PSU or have your authorised Allied
Telesis distributor or reseller service it.
Troubleshooting information is also in the x900 Series Switch and
SwitchBlade
®
x908 Hardware Reference and the AT-10408XP Installation Guide. You
can download these documents from www.alliedtelesis.com/support/software.
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